Research and Development on Cloud Computing

The basic principles of cloud computing is to make the computing be assigned in a great number of distributed computers, rather than local computer or remoter server. The running of the enterprise’s data center is just like Internet. This makes the enterprise use the resource in the application that is needed, and access computer and storage system according to the requirement. It provides services that set clients free from worrying about data processing problems so that they can focus on their major businesses. Cloud computing is a set of Information Technology services that are provided to a customer over a network on a leased basis and with the ability to scale up or down their service requirements. In this article, characteristics of it will be discussedwith several examples, in order to show that how cloud computing will make the business world simpler, more efficient, and more specialized, in addition we’ll describe types of cloud computing environments, cloud computing style, furthermore we discuss about different famous clouds include: IBM clouds, Google clouds and Amazon clouds and will tell applications, advantages and disadvantages of them. Cloud computing in education is an important issue inour world, so we explain about it and will clarify difficulties and its applications like: web-based learning, mobile video learning, observational learning and computer programming learning

کلیدواژه ها:

cloud computing ، grid computing ، web-based learning